Pass valid ironic_keystone_username to config

PROD-32759

Change-Id: I419dea57d14a19b9593c52496599abd18f39c921
diff --git a/ironic/api/cluster.yml b/ironic/api/cluster.yml
index e2410fb..4612376 100644
--- a/ironic/api/cluster.yml
+++ b/ironic/api/cluster.yml
@@ -45,3 +45,4 @@
       identity:
         region: ${_param:openstack_region}
         protocol: ${_param:cluster_internal_protocol}
+        user: ${_param:keystone_ironic_username}
diff --git a/ironic/api/single.yml b/ironic/api/single.yml
index 47b64de..e0cbf8c 100644
--- a/ironic/api/single.yml
+++ b/ironic/api/single.yml
@@ -39,3 +39,4 @@
       identity:
         region: ${_param:openstack_region}
         protocol: ${_param:cluster_internal_protocol}
+        user: ${_param:keystone_ironic_username}
diff --git a/ironic/conductor/cluster.yml b/ironic/conductor/cluster.yml
index b726ccf..bdafd91 100644
--- a/ironic/conductor/cluster.yml
+++ b/ironic/conductor/cluster.yml
@@ -43,6 +43,7 @@
       identity:
         region: ${_param:openstack_region}
         protocol: ${_param:cluster_internal_protocol}
+        user: ${_param:keystone_ironic_username}
       automated_clean: true
       erase_devices_priority: 0
       erase_devices_metadata_priority: 1
diff --git a/ironic/conductor/single.yml b/ironic/conductor/single.yml
index 9cd2e06..169adfe 100644
--- a/ironic/conductor/single.yml
+++ b/ironic/conductor/single.yml
@@ -38,6 +38,7 @@
       identity:
         region: ${_param:openstack_region}
         protocol: ${_param:cluster_internal_protocol}
+        user: ${_param:keystone_ironic_username}
       automated_clean: true
       erase_devices_priority: 0
       erase_devices_metadata_priority: 1